Rap mogul Jay-Z is standing behind Def Jam colleague Kanye West in the wake of the latter's comments during Friday's telethon to benefit victims of Hurricane Katrina. As previously reported, West declared that "George Bush doesn't care about black people" and that America is set up "to help the poor, the black people, the less well-off as slow as possible." "I'm backing Kanye 100%," Jay-Z tells Billboard by phone from London. "This is America. You should be able to say what you want to say. We have freedom of speech." Jay-Z admits he shares some of West's views about the...